Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Shingo Mori and Takashige Omatsu and Mitsuhiro Tateda,Characterization of an axisymmetric birefringent optical fiber,SPIE Proceedings,0277-786X,SPIE,2002-09-10,4920,,510,https://cir.nii.ac.jp/crid/1872272492445843328,https://doi.org/10.1117/12.482027